central command which runs the wars in iraq and afghanistan. >> how long were they in? >> probably a matter of months. >> they were in a matter of months undetected? >> yes. >> that must have been a wake up call. >> that was a wake up call. >> and it led us to the creation of it. >> right now only countries like china and russia have the capability to launch a cyber attack that could take down this country's power grid or banking system. >>> a hunger struck at california prisons is entering its third week. a vigil was held at pelican bay state prison. prisoners stopped eating july 1st protesting what they call deplorable conditions and say they plan to make a statement with their deaths. >> they are reaching past death to give meaning to their lives through the way they choose to die as opposed to having it be forced on them by the torture of the prison system. >> prison officials say they are concerned but they say nurses are ready to provide medical care to those who want it. >>> new study out there suggests being in prison cuts the risk of death in half for black men